Ever wonder how steel is made or what the different types of steel are? Want to find out the tallest buildings in the US that are made from steel. This infographic has all those answers and more. Source

Did you know adding 0.1% vanadium to steel doubles its strength? Vanadium is important for building and infrastructure, but its potential lies in uses for alternative energy such as the vanadium redox battery or lithium-ion batteries. Source